Fetch and update fsaverage.
The path to use as the subjects directory in the MNE-Python
config file. None will use the existing config variable (i.e.,
will not change anything), and if it does not exist, will use
The fsaverage directory.
subjects_dir + '/fsaverage').
This function is designed to provide
All modern (Freesurfer 6) fsaverage subject files
All MNE fsaverage parcellations
fsaverage head surface, fiducials, head<->MRI trans, 1- and 3-layer BEMs (and surfaces)
This function will compare the contents of
to the ones provided in the remote zip file. If any are missing,
the zip file is downloaded and files are updated. No files will
New in version 0.18.